<template>
  <a-card :bordered="false">
    <!-- 查询区域 -->
    <div class="table-page-search-wrapper">
      <a-form layout="inline" @keyup.enter.native="searchQuery">
        <a-row :gutter="24">
          <a-col :xl="6" :lg="7" :md="8" :sm="24">
            <a-form-item label="用户ID">
              <a-input placeholder="请输入用户ID" v-model="queryParam.userId"></a-input>
            </a-form-item>
          </a-col>
          <a-col :xl="6" :lg="7" :md="8" :sm="24">
            <a-form-item label="课程ID">
              <a-input placeholder="请输入课程ID" v-model="queryParam.courseId"></a-input>
            </a-form-item>
          </a-col>
          <template v-if="toggleSearchStatus">
            <a-col :xl="6" :lg="7" :md="8" :sm="24">
              <a-form-item label="作业名">
                <a-input placeholder="请输入作业名" v-model="queryParam.workName"></a-input>
              </a-form-item>
            </a-col>
            <a-col :xl="6" :lg="7" :md="8" :sm="24">
              <a-form-item label="作业类型">
                <j-dict-select-tag placeholder="请选择作业类型" v-model="queryParam.workType" dictCode="work_type"/>
              </a-form-item>
            </a-col>
          </template>
          <a-col :xl="6" :lg="7" :md="8" :sm="24">
            <span style="float: left;overflow: hidden;" class="table-page-search-submitButtons">
              <a-button type="primary" @click="searchQuery" icon="search">查询</a-button>
              <a-button type="primary" @click="searchReset" icon="reload" style="margin-left: 8px">重置</a-button>
              <a @click="handleToggleSearch" style="margin-left: 8px">
                {{ toggleSearchStatus ? '收起' : '展开' }}
                <a-icon :type="toggleSearchStatus ? 'up' : 'down'"/>
              </a>
            </span>
          </a-col>

        </a-row>
      </a-form>
    </div>
    <!-- 查询区域-END -->
    
    <!-- 操作按钮区域 -->
    <div class="table-operator">
      <a-button v-if="false" @click="handleAdd" type="primary" icon="plus">新增</a-button>
      <a-button type="primary" icon="download" @click="handleExportXls('作业列表')">导出</a-button>
      <a-upload v-if="false" name="file" :showUploadList="false" :multiple="false" :headers="tokenHeader" :action="importExcelUrl" @change="handleImportExcel">
        <a-button type="primary" icon="import">导入</a-button>
      </a-upload>
      <a-dropdown v-if="selectedRowKeys.length > 0">
        <a-menu slot="overlay">
          <a-menu-item key="1" @click="batchDel"><a-icon type="delete"/>删除</a-menu-item>
        </a-menu>
        <a-button style="margin-left: 8px"> 批量操作 <a-icon type="down" /></a-button>
      </a-dropdown>
    </div>

    <!-- table区域-begin -->
    <div>
      <div class="ant-alert ant-alert-info" style="margin-bottom: 16px;">
        <i class="anticon anticon-info-circle ant-alert-icon"></i> 已选择 <a style="font-weight: 600">{{ selectedRowKeys.length }}</a>项
        <a style="margin-left: 24px" @click="onClearSelected">清空</a>
      </div>

      <a-table
        ref="table"
        size="middle"
        bordered
        rowKey="id"
        :columns="columns"
        :dataSource="dataSource"
        :pagination="ipagination"
        :loading="loading"
        :rowSelection="{selectedRowKeys: selectedRowKeys, onChange: onSelectChange}"
        @change="handleTableChange">

        <template slot="htmlSlot" slot-scope="text">
          <div v-html="text"></div>
        </template>
        <template slot="imgSlot" slot-scope="text">
          <span v-if="!text" style="font-size: 12px;font-style: italic;">无此图片</span>
          <img v-else :src="getImgView(text)" height="25px" alt="图片不存在" style="max-width:80px;font-size: 12px;font-style: italic;"/>
        </template>
        <template slot="fileSlot" slot-scope="text">
          <span v-if="!text" style="font-size: 12px;font-style: italic;">无此文件</span>
          <a-button
            v-else
            :ghost="true"
            type="primary"
            icon="download"
            size="small"
            @click="uploadFile(text)">
            下载
          </a-button>
        </template>

        <span slot="action" slot-scope="text, record">
          <a @click="handleEdit(record)">编辑</a>
          <a-divider type="vertical" />
          <a @click="handlePreview(record)">预览</a>
          <a-divider type="vertical" />
          <a :href="'/scratch3/index.html?scene=twl&workId='+record.id" target="_blank">查看代码</a>

          <a-divider type="vertical" />
          <a-dropdown>
            <a class="ant-dropdown-link">更多 <a-icon type="down" /></a>
            <a-menu slot="overlay">
              <a-menu-item>
                <a-popover trigger="click">
                <template slot="content">
                  <qrcode :value="url.shareUrl + record.id" :size="250"></qrcode>
                </template>
                <a>二维码</a>
              </a-popover>
              </a-menu-item>
              <a-menu-item>
                <a @click="handleSend(record.id)">克隆至其他账号</a>
              </a-menu-item>
              <a-menu-item>
                <a @click="download(record.workFileUrl)">下载作业文件</a>
              </a-menu-item>
              <a-menu-item>
                <a-popconfirm title="确定删除吗?" @confirm="() => handleDelete(record.id)">
                  <a>删除</a>
                </a-popconfirm>
              </a-menu-item>
            </a-menu>
          </a-dropdown>
        </span>

      </a-table>
    </div>

    <teachingWork-modal ref="modalForm" @ok="modalFormOk"></teachingWork-modal>
    <teachingWorkPreview-modal ref="previewModal"></teachingWorkPreview-modal>
    <Select-User-Modal ref="selectUserModal" @selectFinished="selectStudentOK"></Select-User-Modal>
  </a-card>
</template>

<script>
  import QrCode from '@/components/tools/QrCode'
  import { postAction, getAction } from '@/api/manage'
  import { JeecgListMixin } from '@/mixins/JeecgListMixin'
  import TeachingWorkModal from './modules/TeachingWorkModal'
  import TeachingWorkPreviewModal from './modules/TeachingWorkPreviewModal'
  import SelectUserModal from '../system/modules/SelectUserModal'
  import JDictSelectTag from '@/components/dict/JDictSelectTag.vue'
  import {filterMultiDictText} from '@/components/dict/JDictSelectUtil'

  export default {
    name: "TeachingWorkList",
    mixins:[JeecgListMixin],
    components: {
      JDictSelectTag,
      TeachingWorkModal,
      TeachingWorkPreviewModal,
      SelectUserModal,
      qrcode: QrCode,
    },
    data () {
      return {
        description: '作业列表管理页面',
        // 表头
        columns: [
          {
            title: '#',
            dataIndex: '',
            key:'rowIndex',
            width:60,
            align:"center",
            customRender:function (t,r,index) {
              return parseInt(index)+1;
            }
          },
          {
            title:'用户',
            align:"center",
            dataIndex: 'username'
          },
          // {
          //   title:'课程ID',
          //   align:"center",
          //   dataIndex: 'courseId_dictText'
          // },
          {
            title:'作业名',
            align:"center",
            dataIndex: 'workName'
          },
          {
            title:'作业类型',
            align:"center",
            dataIndex: 'workType_dictText'
          },
          {
            title:'查看次数',
            align:"center",
            dataIndex: 'viewNum'
          },
          {
            title:'点赞次数',
            align:"center",
            dataIndex: 'starNum'
          },
          {
            title:'收藏次数',
            align:"center",
            dataIndex: 'collectNum'
          },
          {
            title: '操作',
            dataIndex: 'action',
            align:"center",
            scopedSlots: { customRender: 'action' },
          }
        ],
        url: {
          list: "/teaching/teachingWork/list",
          delete: "/teaching/teachingWork/delete",
          deleteBatch: "/teaching/teachingWork/deleteBatch",
          exportXlsUrl: "/teaching/teachingWork/exportXls",
          importExcelUrl: "teaching/teachingWork/importExcel",
          sendWorkUrl: '/teaching/teachingWork/sendWork',
          shareUrl: window._CONFIG['webURL'] + "/scratch3/scratch-mobile.html?workId="
        },
        dictOptions:{},
      }
    },
    computed: {
      importExcelUrl: function(){
        return `${window._CONFIG['domianURL']}/${this.url.importExcelUrl}`;
      }
    },
    methods: {
      initDictConfig(){
      },
      handlePreview(record){
        this.$refs.previewModal.previewScratch(record)
      },
      handleSend(id) {
        this.sendWorkId = id
        this.$refs.selectUserModal.visible = true
      },
      selectStudentOK(data) {
        let params = {}
        params.sendWorkId = this.sendWorkId
        params.userIdList = []
        for (var a = 0; a < data.length; a++) {
          params.userIdList.push(data[a])
        }
        console.log(params)
        postAction(this.url.sendWorkUrl, params).then(res => {
          if (res.success) {
            this.$message.success(res.message)
          } else {
            this.$message.warning(res.message)
          }
        })
      },
      download(url){
        window.open(url)
      }
    }
  }
</script>
<style scoped>
  @import '~@assets/less/common.less';
</style>